CN203983331U - Bonded LED lamp pearl - Google Patents
Bonded LED lamp pearl Download PDFInfo
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- CN203983331U CN203983331U CN201420311273.3U CN201420311273U CN203983331U CN 203983331 U CN203983331 U CN 203983331U CN 201420311273 U CN201420311273 U CN 201420311273U CN 203983331 U CN203983331 U CN 203983331U
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- light source
- led lamp
- lamp pearl
- installing blind
- source installing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model belongs to lighting device technical field, especially relates to a kind of bonded LED lamp pearl.It has solved the technical problems such as the poor and brightness of prior art radiating effect is low.This bonded LED lamp pearl comprises lamp bracket, printed circuit at the bottom of one end of lamp bracket is provided with tapered light source installing blind and is arranged on light source installing blind hole, on printed circuit, be provided with at least one luminescent wafer that is positioned at light source installing blind, each luminescent wafer is connected with two pins respectively, between printed circuit and luminescent wafer, be provided with two gold threads, in light source installing blind, be provided with ray structure, printed circuit is arranged in the integral structure radiating copper sheet being positioned at the bottom of light source installing blind hole, between luminescent wafer and integral structure radiating copper sheet, be circumferentially fixedly linked, lamp bracket thickness is 1.4mm-1.8mm.Compared with prior art, the utility model has the advantage of: high brightness and hot spot effect are high, and good heat dissipation effect.
Description
Technical field
The utility model belongs to lighting device technical field, relates to SMD5050LED lamp pearl, especially relates to a kind of bonded LED lamp pearl.
Background technology
LED lamp is as solid cold light source, and dazzle is little, radiationless, can safe touch in use, do not produce harmful substance, and adopt DC driven mode, operating voltage is low, and electric light power transfer approaches 100%; Meanwhile, LED light source compact conformation, anti-vibration,, there is not the easily shortcoming such as burning, heat deposition, light decay of filament light-emitting, long service life in stable performance.LED light source can also form different photochromic combinations and realizes colourful dynamic change effect and various image except can directly sending coloured visible ray.As a kind of low pressure microelectronic product, LED light source with its high brightness, low power consuming, volume is little, the life-span is long, energy-conserving and environment-protective, safe and reliable, can apply the plurality of advantages such as various adverse circumstances, be widely used in each fields such as various indoor and outdoor lighting, lamp box decoration; Tradition SMD5050LED lamp pearl is because of heat radiation restriction, if the general power of product is in 0.5W. do not consider decay, the highest 1W product of making. through continuous operation, lamp pearl ageing time is accelerated, there is jaundice, the phenomenons such as fission in parts of plastics. in present stage, cannot reach client's instructions for use; For this reason, people have carried out long-term exploration, have proposed various solutions.
For example, Chinese patent literature discloses a kind of bonded LED lamp pearl [application number: 201220599024.X] with two gold threads, comprise support, chip, the first gold thread, the second gold thread, colloid, described support is by environmental protection high-temperature nylon engineering plastics and copper injection mo(u)lding; On described support, scribble insulating cement, described chip attach is on described insulating cement, described first gold thread one end is connected with chip, the described first gold thread other end is connected with the positive pole of support, described second gold thread one end is connected with chip, the described second gold thread other end is connected with the negative pole of support, and described colloid sticks on described support, and described chip, described the first gold thread, described the second gold thread and described insulating cement are all wrapped in inside by described colloid.
Above-mentioned scheme has simple in structure, be beneficial to and manufacture and save the advantages such as cost, although improved to a certain extent prior art, also at least there is following defect in this scheme: designs unreasonable, when light source is when luminous, its brightness and hot spot effect are poor; In addition, radiating effect is poor and shortened useful life, and light decay is large.
Utility model content
The purpose of this utility model is for the problems referred to above, provides a kind of and can improve brightness and hot spot effect, and the bonded LED lamp pearl of good heat dissipation effect.
For achieving the above object, the utility model has adopted following technical proposal: this bonded LED lamp pearl comprises lamp bracket, printed circuit at the bottom of one end of lamp bracket is provided with tapered light source installing blind and is arranged on light source installing blind hole, on printed circuit, be provided with at least one luminescent wafer that is positioned at light source installing blind, each luminescent wafer is connected with two pins respectively, between printed circuit and luminescent wafer, be provided with two gold threads, in light source installing blind, be provided with and be positioned at that luminescent wafer is penetrated light direction and luminous ray structure under the effect of luminescent wafer, printed circuit is arranged in the integral structure radiating copper sheet being positioned at the bottom of light source installing blind hole, between described luminescent wafer and integral structure radiating copper sheet, be circumferentially fixedly linked, described lamp bracket thickness is 1.4mm-1.8mm.The area of described integral structure radiating copper sheet is about 7.5 square millimeters; In addition, the application's light-emitting zone is circular.
In this application, by the original height 1.0mm of lamp bracket is changed into 1.4mm-1.8mm, increase lamp bracket height, increase the reflection of light in bowl cup and promote brightness and hot spot effect; Integral structure radiating copper sheet is set in lamp bracket, and it not only increases area of dissipation, but also reduces light decay, when guaranteeing radiating effect, improved the practicality of lamp pearl, energy-conserving and environment-protective and light extraction efficiency are high, can solve lamp pearl ageing time and accelerate, and the phenomenons such as jaundice, fission appear in parts of plastics.
In above-mentioned bonded LED lamp pearl, described lamp bracket is by injection moulding integrated molding and by described integral structure radiating copper sheet build-in.This structure not only production efficiency is high, and structural strength good stability, when can guarantee practicality, can also increase the service life.
In above-mentioned bonded LED lamp pearl, described lamp bracket comprises square lower shoe and is arranged on the cylindrical body on square lower shoe, the described square lower shoe above-mentioned light source installing blind of inner formation that is connected with cylindrical body.
In above-mentioned bonded LED lamp pearl, the 1/3-1/4 that described square lower shoe thickness is cylindrical body height.The height here can be set according to actual requirement.
In above-mentioned bonded LED lamp pearl, between the middle following side of each luminescent wafer and integral structure radiating copper sheet, be provided with for by the circumferential fixing glue of luminescent wafer.
In above-mentioned bonded LED lamp pearl, described lamp bracket is made by PPA material.
In above-mentioned bonded LED lamp pearl, described ray structure comprises and the package board of light source installing blind aperture sealing can be formed to sealed cavity between package board and light source installing blind, is filled with fluorescent material in sealed cavity.
In above-mentioned bonded LED lamp pearl, described package board outer face flushes with lamp bracket outer end, and described package board is made by transparent or light transmissive material.Or passable acrylic board.
In above-mentioned bonded LED lamp pearl, described lamp bracket thickness is 1.6mm.Increase lamp bracket height, increase the reflection of light in bowl cup and promote brightness and hot spot effect.
In above-mentioned bonded LED lamp pearl, described pin is separately positioned on the sidepiece of lamp bracket and corresponding setting between two.
In above-mentioned bonded LED lamp pearl, described integral structure radiating copper sheet is provided with some heat radiation micropores.
Compared with prior art, the advantage of this bonded LED lamp pearl is: 1, design is more reasonable, increases lamp bracket height, increases the reflection of light in bowl cup and promotes brightness and hot spot effect; Integral structure radiating copper sheet is set in lamp bracket, and it not only increases area of dissipation, but also reduces light decay, when guaranteeing radiating effect, improved the practicality of lamp pearl, energy-conserving and environment-protective and light extraction efficiency are high, can solve lamp pearl ageing time and accelerate, and the phenomenons such as jaundice, fission appear in parts of plastics; 2, simple in structure and be easy to manufacture, cost is low; 3, production efficiency is high and structural stability good, long service life.
Accompanying drawing explanation
Fig. 1 is the structural representation that the utility model provides.
Fig. 2 be in Fig. 1 A-A to analyse and observe knot body structure schematic diagram.
Fig. 3 be the utility model provide analyse and observe knot body structure schematic diagram.
In figure, lamp bracket 1, light source installing blind 1a, square lower shoe 11, cylindrical body 12, printed circuit 2, luminescent wafer 3, glue 3a, pin 31, gold thread 4, ray structure 5, package board 51, fluorescent material 52, integral structure radiating copper sheet 6.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
As Figure 1-3, this bonded LED lamp pearl comprises lamp bracket 1, prioritization scheme, this lamp bracket 1 is made by PPA material, printed circuit 2 at the bottom of one end of lamp bracket 1 is provided with tapered light source installing blind 1a and is arranged on light source installing blind 1a hole, on printed circuit 2, be provided with at least one luminescent wafer 3 that is positioned at light source installing blind 1a, each luminescent wafer 3 is connected with two pins 31 respectively, and described pin 31 is separately positioned on the sidepiece of lamp bracket 1 and corresponding setting between two;
Between printed circuit 2 and luminescent wafer 3, be provided with two gold threads 4, gold thread 4 plays a part conduction, in light source installing blind 1a, be provided with and be positioned at that luminescent wafer 3 is penetrated light direction and luminous ray structure 5 under the effect of luminescent wafer 3, further, this ray structure 5 comprises can be by the package board 51 of light source installing blind 1a aperture sealing, between package board 51 and light source installing blind 1a, form sealed cavity, in sealed cavity, be filled with fluorescent material 52; Package board 51 outer faces flush with lamp bracket 1 outer end, and described package board 51 is made by transparent or light transmissive material;
In order to improve heat dispersion, prioritization scheme, the printed circuit 2 of the present embodiment is arranged in the integral structure radiating copper sheet 6 being positioned at the bottom of light source installing blind 1a hole, between described luminescent wafer 3 and integral structure radiating copper sheet 6, be circumferentially fixedly linked, described lamp bracket 1 thickness is 1.4mm-1.8mm;
Prioritization scheme, the lamp bracket 1 of the present embodiment is by injection moulding integrated molding and by described integral structure radiating copper sheet 6 build-ins.Further, the lamp bracket 1 here comprises square lower shoe 11 and is arranged on the cylindrical body 12 on square lower shoe 11, the described square lower shoe 11 above-mentioned light source installing blind 1a of inner formation that is connected with cylindrical body 12; Secondly, square lower shoe 11 thickness are the 1/3-1/4 of cylindrical body 12 height.
In addition, between the middle following side of each luminescent wafer 3 and integral structure radiating copper sheet 6, be provided with for by the circumferential fixing glue 3a of luminescent wafer 3;
As the optimized scheme of the present embodiment, lamp bracket 1 thickness is 1.6mm.Square lower shoe 11 thickness are 1/3 of cylindrical body 12 height.
In the present embodiment, original or existing its support of SMD5050LED lamp pearl is 1mm, the present embodiment is increased to 1.6mm by the height of lamp bracket 1, and when when being used in conjunction with bowl cup, due to increase highly, it can change lighting angle, increase the reflection of light in bowl cup and promote brightness and hot spot effect, in addition, be provided with 7.5 square millimeters integral structure radiating copper sheet its can increase area of dissipation, play a part to reduce light decay, long service life not only, and practical.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used the terms such as lamp bracket 1, light source installing blind 1a, square lower shoe 11, cylindrical body 12, printed circuit 2, luminescent wafer 3, glue 3a, pin 31, gold thread 4, ray structure 5, package board 51, fluorescent material 52, integral structure radiating copper sheet 6 herein, do not got rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (10)
1. a bonded LED lamp pearl, comprise lamp bracket (1), it is characterized in that, printed circuit (2) at the bottom of one end of lamp bracket (1) is provided with tapered light source installing blind (1a) and is arranged on light source installing blind (1a) hole, on printed circuit (2), be provided with at least one luminescent wafer (3) that is positioned at light source installing blind (1a), each luminescent wafer (3) is connected with two pins (31) respectively, between printed circuit (2) and luminescent wafer (3), be provided with two gold threads (4), in light source installing blind (1a), be provided with and be positioned at that luminescent wafer (3) is penetrated light direction and luminous ray structure (5) under the effect of luminescent wafer (3), described printed circuit (2) is arranged in the integral structure radiating copper sheet (6) being positioned at the bottom of light source installing blind (1a) hole, between described luminescent wafer (3) and integral structure radiating copper sheet (6), be circumferentially fixedly linked, described lamp bracket (1) thickness is 1.4mm-1.8mm.
2. bonded LED lamp pearl according to claim 1, is characterized in that, described lamp bracket (1) is by injection moulding integrated molding and by described integral structure radiating copper sheet (6) build-in.
3. bonded LED lamp pearl according to claim 2, it is characterized in that, described lamp bracket (1) comprises square lower shoe (11) and is arranged on the cylindrical body (12) on square lower shoe (11), described square lower shoe (11) the inner above-mentioned light source installing blind (1a) that forms that is connected with cylindrical body (12).
4. bonded LED lamp pearl according to claim 3, is characterized in that, described square lower shoe (11) thickness is the 1/3-1/4 of cylindrical body (12) height.
5. according to the bonded LED lamp pearl described in claim 1 or 2 or 3 or 4, it is characterized in that, between the middle following side of each luminescent wafer (3) and integral structure radiating copper sheet (6), be provided with for by the circumferential fixing glue (3a) of luminescent wafer (3).
6. according to the bonded LED lamp pearl described in claim 1 or 2 or 3 or 4, it is characterized in that, described lamp bracket (1) is made by PPA material.
7. according to the bonded LED lamp pearl described in claim 1 or 2 or 3 or 4, it is characterized in that, described ray structure (5) comprises can be by the package board (51) of light source installing blind (1a) aperture sealing, between package board (51) and light source installing blind (1a), form sealed cavity, in sealed cavity, be filled with fluorescent material (52).
8. bonded LED lamp pearl according to claim 7, is characterized in that, described package board (51) outer face flushes with lamp bracket (1) outer end, and described package board (51) is made by transparent or light transmissive material.
9. bonded LED lamp pearl according to claim 8, is characterized in that, described lamp bracket (1) thickness is 1.6mm.
10. according to the bonded LED lamp pearl described in claim 1 or 2 or 3 or 4, it is characterized in that, described pin (31) is separately positioned on the sidepiece of lamp bracket (1) and corresponding setting between two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420311273.3U CN203983331U (en) | 2014-06-12 | 2014-06-12 | Bonded LED lamp pearl |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420311273.3U CN203983331U (en) | 2014-06-12 | 2014-06-12 | Bonded LED lamp pearl |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203983331U true CN203983331U (en) | 2014-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420311273.3U Active CN203983331U (en) | 2014-06-12 | 2014-06-12 | Bonded LED lamp pearl |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203983331U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019148778A1 (en) * | 2018-02-02 | 2019-08-08 | 深圳市奥拓电子股份有限公司 | Led bead and led display structure |
-
2014
- 2014-06-12 CN CN201420311273.3U patent/CN203983331U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019148778A1 (en) * | 2018-02-02 | 2019-08-08 | 深圳市奥拓电子股份有限公司 | Led bead and led display structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |